Home / 7,619,271.90-11,430,023.20-3,576,170.40

Finding the Fourth Proportional to 7,619,271.90, 11,430,023.20 and 3,576,170.40

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Solution

The fourth proportional to 7,619,271.90, 11,430,023.20 and 3,576,170.40 is: 5,364,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619,271.90 : 11,430,023.20 = 3,576,170.40 : x
  2. Step 2: Convert to fraction form
    7,619,271.90/11,430,023.20 = 3,576,170.40/x
  3. Step 3: Cross multiply
    7,619,271.90x = 11,430,023.20 × 3,576,170.40
  4. Step 4: Simplify right side
    7,619,271.90x = 40,875,710,639,153.27
  5. Step 5: Solve for x
    x = 40,875,710,639,153.27/7,619,271.90
  6. Step 6: Final answer
    x = 5,364,779.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.